Playing Cards

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Here is an algorithm for shuffling N cards: 1) The cards are divided into K equal piles. 2) The bottom N/K cards belong to pile 1 in the same order (so the bottom card of the initial pile is the bottom card of pile 1). 3) The next N/K cards from the bottom belong to pile 2, and so on. 4) Now the top card of the shuffled pile is the top card of pile 1. The next card is the top card of pile 2,..

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solution.cppC++17

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